| abstract |
The invention discloses a hop extract containing xanthohumol. The hop extract is yellowish in color and lustre, is powdery, has specific scent of hop and has the xanthohumol content of more than 90 percent. Simultaneously, the invention also discloses a method for preparing the hop extract containing the xanthohumol; raw materials are subjected to extraction through an aqueous solution of ethanol or methanol, concentration, macroporous resin adsorption, elution and drying to obtain the hop extract containing the xanthohumol; the content of the xanthohumol is more than 90 percent; and the obtained product has high content of xanthohumol and small content of iso-xanthohumol. |